<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

</body>
<script>
    var exports = {a:"a"} ;
    var freeExports  = typeof exports == 'object' && exports && !exports.nodeType && exports;
    console.log(freeExports === exports)
</script>
</html>